/*
* @Author: wanghongfucoder
* @Date:   2017-03-29 11:18:47
* @Last Modified by:   wanghongfucoder
* @Last Modified time: 2017-03-29 11:19:54
*/

public class Demo {
	public static void main(String[] args) {
		ComputerPart computer=new Computer();
		computer.accept(new ComputerPartDisplayVisitor());
	}
}